Decorative lamp for potted plant



FIG. 1 is a side elevational view of a decorative lamp for a potted plant showing my new design, on a reduced scale;

FIG. 2 is a side elevational view thereof, all sides being identical;

FIG. 3 is a top plan view thereof; and

FIG. 4 is a bottom plan view thereof.

The broken lines representing a potted plant and a transformer are shown for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a decorative lamp for potted plant, as shown and described. 